How big is the actual HT area itself ? Sounds like you are using one part of a larger room for the HT ?

Very roughly, what distance do you see from mains/center speakers to listening position, and what distance from the side walls (or wherever you will mount the surrounds) and the listener ?

John

M60ti, VP180, QS8, M2ti, EP500, PC-Plus 20-39
M5HP, M40ti, Sierra-1
LFR1100 active, ADA1500-4 and -8